IP Library › Assignment 026558/0004
Patent Assignment
Reel/Frame 026558/0004

Assignment of Assignor's Interest

Recorded: 2011-07-07 Pages: 5
Assignor
IWAMOTO, TAKASHI
Executed: 2010-07-22
Assignee
EMPIRE TECHNOLOGY DEVELOPMENT LLC
2711 CENTERVILLE ROAD, SUITE 400, WILMINGTON, DELAWARE, 19808
Covered Property (1)
Air Purification System and Method for Cleaning Air
Patent: 8,252,238 →
Application: 13/143,715 →
Publication: US 2012/0103191
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 5, 2011
From: IWAMOTO, TAKASHI
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 026710/0843 →
Security Interest Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →
Release of Security Interest in Patents, Recorded on January 29, 2019 at Reel 048373 Frame 0217 Sep 22, 2025
From: CRESTLINE DIRECT FINANCE, L.P., AS COLLATERAL AGENT
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 072936/0464 →